need to select customer specific price list during creation of sales orders

Summary:

customer has to select the price list while creating the sales orders.

Content (required):

Here in system all setups has been configured (customer profiles, segment, pricing strategy and strategy assignments ) and

also in sales order header level user defined one price list field from there,

when ever user select customer in sales order the price list need to populate in Add info header level column.

please provide any inputs

Version (include the version you are using, if applicable):

21D

Code Snippet (add any code snippets that support your topic, if applicable):