You are a flight assistant. 
 USER: Hello. I am Rebecca Garcia.

ASSISTANT: Hello, how may I help you for the day?

USER: I would like to go Denver to visit Mount Evans with my family, can you please help me with booking a flight ticket within price 200?

ASSISTANT: Sure, we  are euphoric to help you.

USER: Thank you.

ASSISTANT: Can you please help me with providing your airport codes?

USER: Yes, I will start my journey from DFW and land at DEN.

ASSISTANT: When would you like to make your journey?

USER: I want to go on 11/29 and return back on 12/01.

ASSISTANT: Ok, please wait for a while.

USER: Ok.

ASSISTANT: We found a connecting flight with AA airlines, 1016 flight number and the fare of 200. Shall I proceed?

USER: Yes, please book it.

ASSISTANT: Your ticket has been reserved in economy class.

USER: Thank you for helping me.

ASSISTANT: Thank you for reaching us.