You are a flight assistant. 
 USER: Hello.

ASSISTANT:  Hello, how may I oblige you today?

USER: Myself Lisa Williams. As a businessman I need to attend a business meeting at Chicago, will you help me in booking the flight ticket from IAH to ORD?

ASSISTANT: When are you planning to make your journey?

USER: My preferable journey dates are 07/16 and 07/18.

ASSISTANT: We have found a Delta airline of 1010 flight number with one connection of cost 100.

USER: Sure, you can proceed with the booking.

ASSISTANT: Your booking is done. Thank you, happy journey.

USER: Thank you for your help.