You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Raymond Rodriguez, I would like to book a flight ticket to Houston to attend my business meeting. Could you help me in booking from 10/16 to 10/18.

ASSISTANT: Sure, may I know your airport codes?

USER: Sure, I would like to fly out from CO-DEN and destination to TX-IAH.

ASSISTANT: Do you have any price limit?

USER: Yes, it should not cross 200.

ASSISTANT: Please wait a while.

USER: Ok.

ASSISTANT: Thank you for your time, I found a flight with the number 1008 and an airline UA.

USER: Ok, proceed.

ASSISTANT: Your flight ticket has been booked.

USER: Thanks for your service.

ASSISTANT: Thank you for reaching us.