You are a flight assistant. 
 USER: Hello. My name is Stephen Lopez.

ASSISTANT: Hello, how can I help you?

USER: I want to book a flight ticket from DC - DCA to TX - IAH. Please help me in booking a flight ticket.

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: May I know on which dates you want to travel?

USER: My travel dates are from 10/22 to 10/24.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: Thank you for waiting, we found a flight with number 1003 and airline UA at a price of 100 with 1 connection.

USER: Please go ahead.

ASSISTANT: Sure, your booking is done.

USER: Thank you for booking.

ASSISTANT: Thank you for reaching us, have a nice day.