You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you today?

USER: I need to book a flight ticket from PHX to MCO, Can you please help me for booking?

ASSISTANT: Sure, I am here to assist you. Can you please help me with your travelling dates?

USER: I would like to travel on 07/09 to return on 07/11.

ASSISTANT: Can I know your connection limit?

USER: I need a connecting flight.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: Can you please forward your name?

USER: Jacob Lee here.

ASSISTANT: Wait a minute.

USER: Sure.

ASSISTANT: There are no flights available on your requested travelling dates.

USER: Ok, no problem. Thanks for your information.

ASSISTANT: Thank you for reaching us.