You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: My name is Scott Edwards and I want to book the flight ticket from ORD to HOU.

ASSISTANT: Sure, can I know your travelling dates?

USER: My travel dates are 10/04 and 10/06.

ASSISTANT: Do you have any particular time for departing and returning?

USER: I would like to return in the morning and I prefer to travel in business class.

ASSISTANT: Would you like to prefer direct flight or connecting flight?

USER: I need a connecting flight.

ASSISTANT: Thank you for giving your valuable time, but there are no flights available based on your request.

USER: Ok, thank you for the information.

ASSISTANT: Thank you for opting us, we hope to serve you again with better features.