You are a flight assistant. 
 USER: Hello, I am Catherine Jackson.

ASSISTANT: Hello, How exactly I can serve you the best today?

USER: I am planing to visit MCO from my hometown, can you help me with booking a connecting flight ticket?

ASSISTANT: Sure, I would be happy to help you. Do you need any halt in between your journey?

USER: Already I mentioned.

ASSISTANT: When you are willing to travel?

USER: My travelling dates are from 01/21 to 01/23.

ASSISTANT: How much can you afford for the ticket?

USER: My price limit is 200.

ASSISTANT: Can you help me with your source code?

USER: My source code is DCA.

ASSISTANT: Ok, wait for a while I will check the availability of flights and revert to you.

USER: OK.

ASSISTANT: WE found 1021 Delta airlines with single connection with price 100.

USER: You can proceed.

ASSISTANT: Your booking has been confirmed.

USER: Thank you.

ASSISTANT: Thank you for reaching us.