You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Catherine Collins.

ASSISTANT: How can I assist you Collins?

USER: I have a meeting to attend at Seattle. Can you help me in booking a ticket from JFK to SEA?

ASSISTANT: Sure, I can help you with that. May I know your preferable travel dates please?

USER: My preferred trip dates are 07/07 and 07/09.

ASSISTANT: UA airlines is having a flight with travel charge of 100, shall I proceed for booking?

USER: Ok, please book the ticket.

ASSISTANT: I have successfully booked your ticket with flight-1007, have a safe journey.

USER: Thank you for your service.

ASSISTANT: Thank you for choosing us.