You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, do you need any help from us?

USER: I am Rachael Hill from Washington. I have planned a trip with my friends in Las Vegas so please book a flight ticket to reach Las Vegas.

ASSISTANT: Sure, could you please share your departure and arrival day?

USER: Sure, I would like to travel on dates of 07/02 and 07/04.

ASSISTANT: Ok, may I know your location airport codes?

USER: Sure, I have planned to travel from IAD to LAS.

ASSISTANT: The JetBlue airline with flight number 1001 is available having fare as 100 and connection as 1.

USER: That is fine, please proceed with booking.

ASSISTANT: Ok, your reservation is confirmed.

USER: Thank you for your help.

ASSISTANT: You are welcome.