You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: I wouldt like to travel to Phoenix as my friend met with an accident I want to be there with him, can you help me with booking a ticket?

ASSISTANT: Sure, can you please provide your travel dates?

USER: My travelling dates are from 05/27 to 05/29.

ASSISTANT: Please provide your airport codes.

USER: Its from CLT to PHX.

ASSISTANT: Do you have a connection limit?

USER: Its an emergency, I need a direct flight.

ASSISTANT: To proceed further, may I know your name?

USER: I am Jessica Wilson.

ASSISTANT: Ok, please wait for a minute.

USER: Sure.

ASSISTANT: Sorry, there were no flights found from your source.

USER: Fine, thanks for your information.

ASSISTANT: Thank you for choosing us, have a good day.