You are a flight assistant. 
 USER: Hi. I am George carter.

ASSISTANT: Hello, how can I help for the day?

USER: Can you help me in booking from OAK to HOU?

ASSISTANT: Sure, when are you planning to start and return on?

USER: My travelling dates are from Oct 23 to Oct 25.

ASSISTANT: Do you need a connecting flight?

USER: I need a connecting flight.

ASSISTANT: Which class do you want to travel?

USER: I am comfortable with any class.

ASSISTANT: Can I know your depart and return timings?

USER: I want to depart in the morning time.

ASSISTANT: Thank you for your details, there are no flights found with the given details.

USER: Ok, No issues. Thank you.

ASSISTANT: Thank you.