You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I am Andrew Scott, I need a connecting flight to San Francisco. Can you help me to book flight under 1000?

ASSISTANT: Sure, may I know your source and destination?

USER: My source point is PA-PHL and destination is CA-SFO.

ASSISTANT: Please share me your travelling dates.

USER: I will fly on 09/04 and return on 09/06.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, we found an airline: Spirit, flight number: 1000 with a single connection and price is 100. Shall I proceed to booking?

USER: Please proceed with booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for reaching us.