You are a flight assistant. 
 USER: Hello, I am Frank Wright.

ASSISTANT: Hello. How can I assist you?

USER: I want a ticket with price under 200 to reach Chicago, IL - OR. Can you help me in bookinbg?

ASSISTANT: Sure, we are here to help you. Do you have any connection limit?

USER: Yes, I need a direct flight.

ASSISTANT: May I know your source code?

USER: My origin i s Phoenix, AZ - PHX.

ASSISTANT: Please share your travelling dates.

USER: I would start on 05/23 and return on 05/25.

ASSISTANT: Please wait a while.

USER: Sure.

ASSISTANT: Thanks foe being waiting. We found a JetBlue airline,flight number:1008 and the price is 100.

USER: Ok, please proceed.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thanks for your service.

ASSISTANT: Thank you for choosing us.