You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am William Thompson.

ASSISTANT: How can I assist you today?

USER: Can you help me in booking from DCA to LAS, as there is a volleyball to attend at Las Vegas?

ASSISTANT: Sure, will you mention your travelling dates please?

USER: My journey dates are 10/12 to 10/14.

ASSISTANT: Please give me a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, there is a flight with price 100 and the connections 1 is available. Shall I confirm your ticket?

USER: You can reserve it.

ASSISTANT: Your ticket is booked. The flight number is 1011 and the airline is Spirit.

USER: Thank you.

ASSISTANT: Welcome, have a great day.