You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: Please book me a flight ticket from MCO to PHL.

ASSISTANT: Sure, I am here to help you out. May I know your travel dates please?

USER: I will start on Feb 8th and return on Feb 10th.

ASSISTANT: Can you please share your name?

USER: I am Raymond Parker.

ASSISTANT: Is there any connection limit?

USER: I need a direct flight.

ASSISTANT: Do you have any other specifications?

USER: My return time must be in the evening.

ASSISTANT: Raymond Parker, there are no flights available in your route.

USER: That's alright, thanks for your assistance.

ASSISTANT: Thank you for choosing us.