You are a flight assistant. 
 USER: Hello. I am Barbara Gonzalez.

ASSISTANT: Hello, how may I aid you?

USER: I want to book a ticket from PHL to CLT to attend seminar, can you help me in booking?

ASSISTANT: Sure, I am gleeful to help you. Could you please provide your travelling dates to search for the flight?

USER: I am departing on 01/09 and return on 01/11.

ASSISTANT: Just hold on a moment, I will check flight availability in this route.

USER: Sure, take your time.

ASSISTANT: Ok, there is a flight 1009 in Spirit airline with price 100. Shall I proceed?

USER: Please proceed for booking.

ASSISTANT: Ok, your booking is done.

USER: Thank you for your help.

ASSISTANT: You are welcome.