You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello. How can I help you?

USER: I need to book a flight ticket with the name Kathleen Taylor, can you book me flight ticket with price under 200?

ASSISTANT: Sure, we are here to make your booking in a easy way. May I know your journey dates?

USER: As I want to see Cloud Gate at Houston on 05/20 and return on 05/22.

ASSISTANT: Can you share your airport codes?

USER: I want to travel from Boston, MA - BOS to Houston, TX - IAH.

ASSISTANT: Wait for a while.

USER: Sure.

ASSISTANT: Thank you for your valuable time.

USER: Ok.

ASSISTANT: We are glad to inform you that, you have a flight with airline Delta and flight number is 1016 with 1 connection and price 200. Can I reserve?

USER: I am very comfortable to travel with airline Delta. Reserve my seat.

ASSISTANT: Your reservation is done.

USER: Thanks for your kind service.

ASSISTANT: Thank you for reaching us, have a nice day.