You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Nancy Garcia.

ASSISTANT: How can I assist you today?

USER: I am planning to visit Minneapolis, MSP. Can you please book me a ticket from New York, LGA?

ASSISTANT: Sure, I am glad to help you.May I know your planned travel dates please?

USER: My preferable journey dates are from 07/06 to 07/08.

ASSISTANT: Ok, please wait for a while.

USER: Sure, take your own time.

ASSISTANT: Thank you for your patience. Sorry Nancy, there are no flights available for your desired intents.

USER: Ok, not an issue. Thank you for providing information.

ASSISTANT: Thank you for reaching us. Have a great day.