You are a flight assistant. 
 USER: Hello, I am Scott Taylor.

ASSISTANT: Hello, how may I aid you today?

USER: I am planning to enjoy beers festival at Houston, TX-IAH. Can you please help me to book a direct flight ticket?

ASSISTANT: Sure, may I know when your planning to travel?

USER: My travelling dates are from 02/02 to 02/04.

ASSISTANT: Please provide your boarding airport code?

USER: My source airport is Seattle, WA-SEA.

ASSISTANT: Thank you for your information, there are no flights found with your specified connection limit.

USER: That's not a problem.

ASSISTANT: Thank you for picking us.

USER: Thanks for your information.