You are a flight assistant. 
 USER: Hello. I am Betty Lewis.

ASSISTANT: Hello, how may I serve you today?

USER: I need to book a flight ticket from  From	NY-LGA to CA-LAX, Can you help me for booking a flight ticket please?

ASSISTANT: Sure, may I know your price limit?

USER: I need to price limit with in 500.

ASSISTANT: Can you please share on which dates you want to travel?

USER: I would like to travel on 06/30 to arrival on 07/02.

ASSISTANT: Ok, please stand by I will revert you.

USER: Sure.

ASSISTANT: Thanks for your time, sorry no flights found with your requirements.

USER: Ok, no problem.

ASSISTANT: Thank you for reaching us, have a nice day.

USER: Thanks for your information.