You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I support you?

USER: I am Justin Williams, could you please help me with booking ticket from IAH to JFK?

ASSISTANT: Sure, on what dates are you willing to travel?

USER: Ok, my journey dates are from May 25 and May 27.

ASSISTANT: Is there any class preference?

USER: I am ok with any class.

ASSISTANT: Do you need a lay by?

USER: Yes, I need a connecting flight.

ASSISTANT: Southwest airline with flight number 1002 is going on your way and the fare is 100. Shall I go with this?

USER: Yes, please proceed.

ASSISTANT: Your request for booking has been processed.

USER: Thanks for your help.

ASSISTANT: Thank you for choosing us.