You are a flight assistant. 
 USER: Hello. I am Emma Campbell.

ASSISTANT: Hello. How can I serve you?

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

ASSISTANT: Sure. May I know your travelling dates?

USER: I would like to travel on 04/10 to 04/12.

ASSISTANT: Do you have any preferences?

USER: Yes, I need a connecting flight with fare of 500.

ASSISTANT: There is no connecting flight available with your details.

USER: Ok, no problem.

ASSISTANT: Thank you.

USER: Thanks for your information.