You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I am Debra Turner, can you help me to book a flight ticket from PHL to SFO?

ASSISTANT: Sure, can you please share your travel dates?

USER: Ok, my travel dates are 03/09 and 03/1 respectively.

ASSISTANT: Here, I found a flight for you with 1 connection and fare is 100. Shall I proceed?

USER: Ok, please book it.

ASSISTANT: Your booking is done with flight 1004 in Delta airlines.

USER: Thank you for your help.

ASSISTANT: Welcome, have a safe flight.