You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

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

ASSISTANT: Sure, I will help you to book a flight ticket. Can you please share me your travelling dates?

USER: I would like to travel on 09/25 to return on 09/27.

ASSISTANT: Ok, do you have any connection limit?

USER: I need a connecting flight.

ASSISTANT: Ok, may I know your arrival and departure time?

USER: I am comfortable with any time.

ASSISTANT: Ok, do you have any other specifications?

USER: I need a economy class.

ASSISTANT: Ok, please mention your name?

USER: Stephanie Scott.

ASSISTANT: Sorry, no flights are available on your route.

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

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