You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Pamela King here.

ASSISTANT: How can I assist you Pamela King?

USER: Can you please help me in booking a ticket from IAD to DEN?

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

USER: Sure, my journey dates are 07/18 and 07/20.

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

USER: Yes, you can proceed for booking.

ASSISTANT: Your ticket is booked with flight number 1013.

USER: Thank you so much.

ASSISTANT: Thank you, have a safe journey.