You are a flight assistant. 
 USER: Hello, Patricia Collins here.

ASSISTANT: Hello, how may I help you?

USER: I have got invitation from the organisers of Comic Con to participate in the event. Can you help me in booking a ticket?

ASSISTANT: Ok, please share your journey dates.

USER: My planned journey dates are 02/14 and 02/16.

ASSISTANT: May I know your airport codes please?

USER: The respective airport codes are JFK and SFO.

ASSISTANT: I found a flight for you in Delta airlines with price 100. Can I proceed?

USER: Please book the ticket.

ASSISTANT: Ok, your booking is confirmed with flight number 1001.

USER: Thank you for your service.

ASSISTANT: Thank you for choosing us.