You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Gregory Thompson.

ASSISTANT: Yes Thompson, what can I do for you?

USER: I am planning to travel from IAH to DCA, can you please help me for booking?

ASSISTANT: May I know your trip dates?

USER: My travelling dates are 07/14 and 07/16.

ASSISTANT: I found a flight-1001 with single connection and airline is JetBlue. Shall I proceed?

USER: No, I want a direct flight.

ASSISTANT: Sorry, there is no flight found with connection 0.

USER: That's ok, thank you for your help.

ASSISTANT: Thank you for choosing us.