You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am Sarah Taylor. I am looking for a flight from LAX to PHX, can you help me?

ASSISTANT: Sure, can I know the travel dates please?

USER: My travelling dates are 15 and 17 of Apr.

ASSISTANT: Could you please provide the departure and return time?

USER: My depart time should be in the evening and return in the morning.

ASSISTANT: Do you have any requirements?

USER: I need a connecting flight.

ASSISTANT: Sorry, there are no flights available as per your request.

USER: It's ok, not a problem, thank you.

ASSISTANT: Thank you for approaching us.