You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: Is there any availability of flights from PHL to CLT to attend for a conference?

ASSISTANT: May I know your trip dates?

USER: My trip dates are on March 21 and 23.

ASSISTANT: Let me know your connection limit.

USER: I need a connected flight to travel.

ASSISTANT: Can you please specify your other needs?

USER: No, I don't have any other needs.

ASSISTANT:  To proceed further, can I have your name please?

USER: My name is Christine Parker.

ASSISTANT: There is a connecting flight-1019 in economy class, is it fine for you?

USER: Ok, please proceed for booking.

ASSISTANT: Booking is done on UA airlines.

USER: Thank you for availing our service.

ASSISTANT: Welcome Christine Parker.

USER: Thank you.