You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you now?

USER: Can you please book me a flight ticket to San Francisco to meet my grandparents?

ASSISTANT: Sure, I will help you in booking the flight ticket. May I know the travelling dates please?

USER: Sure, my travelling dates are 06/15 and return on 06/17.

ASSISTANT: Noted, kindly can you please mention the airport codes of your journey?

USER: JFK to SFO are my travelling airport codes.

ASSISTANT: May I know your name for booking the flight ticket?

USER: Donald Hernandez is my name.

ASSISTANT: There is a flight 1009 in Delta airline has the price 100 and the connection limit is 1. Shall I proceed with this booking?

USER: Yes, please.

ASSISTANT: Your ticket has been booked, have a safe journey.

USER: Thanks for booking.

ASSISTANT: Thank you for approaching us, have a nice day.