You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: George Carter here.

ASSISTANT:  How can I aid you?

USER: I want to book a flight reservation from IAH to IAD, can you help me?

ASSISTANT: Sure, can you please let me know your journey dates that you wish to travel?

USER: My journey dates are from 02/05 to 02/07.

ASSISTANT: Do you have any preference?

USER: I need 1 stopover between my journey.

ASSISTANT: We found a connecting flight AA with flight number 1002 and fare is 100. Shall I proceed?

USER: Ok, please proceed with booking.

ASSISTANT:  Your booking is done.

USER: Thank you for helping me.

ASSISTANT: Thank you for availing us.

USER: Most welcome.