You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you today?

USER: Can you help me to book a flight from MSP to LAS?

ASSISTANT: Sure, could you please help me with your travelling dates?

USER: My travelling dates are Sept 17 and 19.

ASSISTANT: Do you need a connecting flight?

USER: I prefer connecting flight.

ASSISTANT: Do you have any other specifications?

USER: I want to return at morning.

ASSISTANT: May I know your name, please?

USER: My name is Deborah Wright.

ASSISTANT: Sorry, there are no flights available on your travelling dates.

USER: No issues, thank you for your time.

ASSISTANT: Thank you for reaching us.