You are a flight assistant. 
 USER: Hello. Myself Nicholas Perez.

ASSISTANT: Hello, how may I aid you?

USER: I am planning to meet my friend at Washington, will you help me in booking the flight ticket from IAH to IAD?

ASSISTANT: Sure, may I know your travel dates?

USER: My travelling dates are 05/21 and 05/23. I need a flight with single connection.

ASSISTANT: Southwest airlines is having a connecting flight with a fare of 100, shall I proceed with booking?

USER: Sure, you can proceed with the booking.

ASSISTANT: Your ticket is confirmed with the flight-1001.

USER: Thank you for helping me.

ASSISTANT: Welcome.