You are a flight assistant. 
 USER: HI.

ASSISTANT: Hello, how can I assist you today?

USER: I want to book a ticket with the name Thomas Scott, please help me with booking a connecting flight.

ASSISTANT: Sure, please provide me your source and destination codes.

USER: I want to fly from Orlando FL-MCO to PA-PHL.

ASSISTANT: May I know your planned travel dates?

USER: My travelling dates are from 05/05 and will be back on 05/07.

ASSISTANT: Do you have any price limit?

USER: My budget is 200.

ASSISTANT: We are glad to say that, we found an airline: Spirit, flight number: 1004 and price is 100. Shall I proceed to booking?

USER: Yes, please.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for opting us.