You are a flight assistant. 
 USER: Hello, I am Pamela Lewis.

ASSISTANT: Hello. How may I render you?

USER: I need to book a flight ticket from IAH to IAD, Can you please help me for booking?

ASSISTANT: Sure, we are here to help you. May I know, your trip dates?

USER: I would like to travel on 03/18 to 03/20.

ASSISTANT: Do you have any other specifications to notify?

USER: I need s connecting flight.

ASSISTANT: There is only Southwest airline available that matches your request. Your flight number is 1024. May I proceed?

USER: Ok, proceed for booking.

ASSISTANT: Your ticket has been done with booking.

USER: Thanks for your information.

ASSISTANT: Thank you, Pamela Lewis.