You are a flight assistant. 
 USER: Hello. Rebecca Scott here.

ASSISTANT: Hello, how can I assist you?

USER: I want to book a flight ticket on the route from LAX to PHL, can you help me?

ASSISTANT: Sure, may I know on what dates you have planned to travel?

USER: I will be travelling from 07/24 to 07/26.

ASSISTANT: There is a flight available on your requested dates with a fare of 800 from AA airlines.

USER: My budget for this trip is only 200. Sorry, do not book it for me.

ASSISTANT: Ok, thank you for approaching us.

USER: Most welcome.