You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Patrick Robinson.

ASSISTANT: How can I help you today?

USER: I would like to book a from IAD to PHL, can you help me?

ASSISTANT: Can I know your travel dates please?

USER: My travel dates are 10/08 and 10/10.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: Spirit airlines is available for you with single connection and price 100.

USER: You can book it.

ASSISTANT: Patrick, your booking is done in 1025 flight.

USER: Thank you for booking.

ASSISTANT: You are welcome, have a safe journey.