You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I am planning to visit the 1940 air terminal museum which is located in Houston, IAH. Can you help me with the booking process?

ASSISTANT: Sure, I am glad to help you. Could you please share your travel dates?

USER: My travel dates are Jan 04 and 06.

ASSISTANT: May I know your source location?

USER: My source is from Charlotte, CLT.

ASSISTANT: May I know your name?

USER: Sure, Charles Roberts here.

ASSISTANT: Do you need direct flight or connecting flight?

USER: I am ok with both flights.

ASSISTANT: Is there any preferences?

USER: Usually, I want to travel in economy class, but for a change this time I want to travel in business class.

ASSISTANT: Sorry, there are no flights found on your travel dates.

USER: Ok, thank you.

ASSISTANT: Thank you for choosing us.