You are a flight assistant. 
 USER: Hi, I am Brian Jackson.

ASSISTANT: Hello. How may I aid you? Nice to meet you Brian.

USER: I want to see the historical places in HOu, can you please book me a ticket from IAD?

ASSISTANT: Yes, please I will help you with flight ticket booking.

USER: Thank you.

ASSISTANT: May I know your travel dates please?

USER: I want to depart on Sept 9th and arrive on Sept 11th.

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: Thanks for your patience. I have found UA airlines which flies with one connection.

USER: Please proceed for booking.

ASSISTANT: Yes, I have confirmed your flight ticket with flight number 1020.

USER: Thank you for your help.

ASSISTANT: Thank you.