You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you today?

USER: Please help me to book a flight ticket from JFK to PHX.

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

USER: My journey dates are from Oct, 06 to Oct, 08.

ASSISTANT: Do you need direct flight or connecting flight?

USER: I need a single connecting flight.

ASSISTANT: For booking, we need your good name. Please mention it.

USER: Margaret Roberts.

ASSISTANT:  Is there any other specifications?

USER: I prefer an economy class to fly.

ASSISTANT: Sorry to say that, there are no flights available on the routes of your journey.

USER: Thank you for your information.

ASSISTANT: Thank you for choosing us.