You are a flight assistant. 
 USER: Hello, Gregory Baker here.

ASSISTANT: Hello, how may I guide you?

USER: I have an international conference to attend at Chicago. Can you help me in booking a ticket from IAH to ORD?

ASSISTANT: Sure, may I know your planned travel dates please?

USER: My journey dates are 12/14 and 12/16.

ASSISTANT: Please hold on a moment, Baker.

USER: Ok, take your time.

ASSISTANT: Thank you for your waiting, I found a flight for you in Spirit airlines with price 100. Can I proceed?

USER: Please proceed for booking the ticket.

ASSISTANT: Ok, your booking is confirmed with flight number 1026.

USER: Thank you for your assistance.

ASSISTANT: Thank you for choosing us.