You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am Sandra Mitchell.

ASSISTANT: Yes, Sandra.

USER: Can you help me in booking from DFW to EWR, as I need to attend my sister wedding?

ASSISTANT: Sure, may I know your journey dates?

USER: My travelling dates are 07/19 to 07/21.

ASSISTANT: Flight-1007 from JetBlue airlines is there for you with ticket cost of 200, shall I proceed booking?

USER: You can book it.

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

USER: Thank you.

ASSISTANT: Thank you for choosing us.