You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: Please help me out in booking the ticket from HOU to MSP.

ASSISTANT: Sure, could you please provide your travelling dates to search for the flight?

USER: My trip dates will be Jun 2 to Jun 4.

ASSISTANT: Do you have any requirements?

USER: I need a connecting flight.

ASSISTANT: Can I know your name?

USER: Rebecca Edwards is my name.

ASSISTANT: Ok, which class do you prefer to travel?

USER: No.

ASSISTANT: Sorry to say, no flight is available for you.

USER: That's ok, thank you.

ASSISTANT: Thank you for reaching us.