You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you out?

USER: Richard Walker here. I want to attend my son's convocation ceremony, so please book my ticket from DFW to CLT.

ASSISTANT: Sure, I will help you in booking the ticket. May I know your travelling dates please?

USER: My itinerary dates are 02/23 and 02/25.

ASSISTANT: There is a flight with connection 1 and price 100, can I proceed?

USER: Please proceed.

ASSISTANT: Ok, your ticket has been booked with flight number 1022.

USER: Thank you for your assistance.

ASSISTANT: Thank you for reaching us.