You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I want to book a flight from IAD to MCO. Can you please help me with the booking?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: May I know your travel dates?

USER: Sure, I want to travel on Apr 18 and need to return on Apr 20.

ASSISTANT: Is there any class preference?

USER: No.

ASSISTANT: Do you need any way station in your journey?

USER: Yes.

ASSISTANT: Is there any specific time to travel?

USER: My depart time must be in the evening.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: May I know your name please?

USER: I am Jessica Campbell.

ASSISTANT: There is a connecting flight with fare of 100 and 1024 flight number. Shall I proceed?

USER: Please proceed.

ASSISTANT: Your seat has been reserved with Spirit airlines in economy class.

USER: Thank you.

ASSISTANT: Thank you for opting us.