You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello,.

USER: I am Gregory Phillips. Can you please make a reservation to Dallas & Fort Worth, TX - DFW to watch a live music concern?

ASSISTANT: How can I serve you? Sure, we will help you.

USER: Thank you.

ASSISTANT: When did you planned to travel?

USER: I want to travel on 02/11, and need to catch return flight on 02/13.

ASSISTANT: Where you will start your journey?

USER: I want to board from Los Angeles, LAX.

ASSISTANT: Do you have any other requirements?

USER: I need a connecting flight.

ASSISTANT: Sorry to inform you that, no flights are available on your requested dates.

USER: Ok, no issues. Thanks for the information.

ASSISTANT: Thank you for reaching us.