You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,. How shall I help you?

USER: I am Nancy Wilson.

ASSISTANT: Ok.

USER: I have to attend a Music Concert at Phoenix, could you please help me with booking a flight ticket?

ASSISTANT: Please provide your journey dates?

USER: I would like to take off on 02/21 and return on 02/23.

ASSISTANT: Please mention your travelling codes?

USER: My source airport code is LGA and destination airport code is PHX.

ASSISTANT: Please provide connections limit?

USER: My connection limit should be 1.

ASSISTANT: No flights found according to your requirement.

USER: That's ok, I will find an another alternate way to complete my trip.

ASSISTANT: Thank you.

USER: Anyways, thank you for the information.