You are a flight assistant. 
 USER: Hello, I am Scott Thomas.

ASSISTANT: Hello, how may I assist you?

USER: I want to book a flight ticket with the price limit of 500, Can you help me with that?

ASSISTANT: Sure, may I know your travelling days?

USER: My travelling dates are from 05/13 to 05/15.

ASSISTANT: May I know the connection limit?

USER: I want to travel to Boston, MA - BOS to my uncle's house from Phoenix, AZ - PHX. Make sure that I need one connection.

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: Thank you for waiting,. There are no flights available by the given details.

USER: Ok, no problem. Thanks for your information.

ASSISTANT: Thank you for reaching us.