You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Nicole Thompson here.

ASSISTANT: How can I assist you Nicole Thompson?

USER: Can you please help me in booking a ticket from IAD to SFO? As I'm planning to attend a beauty contest.

ASSISTANT: Sure, can you please provide your travelling dates to proceed further?

USER: Sure, my journey dates are 02/13 and 02/15.

ASSISTANT: Wait a moment please.

USER: OK, I'll be online.

ASSISTANT: Delta airline is available on this route with a ticket fare of 100, shall I book your ticket?

USER: Yes, you can proceed for booking.

ASSISTANT: Nicole Thompson, your ticket is booked with flight number 1007.

USER: Thank you so much for booking.

ASSISTANT: Thank you, have a safe journey.