You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, do you need any assistance from us?

USER: I want to book a ticket from CLT to EWR, can you help me?

ASSISTANT: Sure, when would you like to travel?

USER: My travel dates are 02/15 and 02/17.

ASSISTANT: The Frontier airline with flight number 1006 is available having price as 400 and connection as 1.

USER: My price limit is 200.

ASSISTANT: Ok, could I know your name please?

USER: Myself Larry Davis.

ASSISTANT: Sorry, there is no plane with your requested fare.

USER: No problem, thanks for checking.

ASSISTANT: My pleasure, thank you for opting us.