You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I abet you?

USER: I am planning a holiday trip to Minneapolis, MSP can you help me booking a flight ticket from New York, EWR?

ASSISTANT: Sure, we are happy to serve you.

USER: Thank you.

ASSISTANT: May I know your dates of journey?

USER: My travelling dates are from 04/17 to 04/19.

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

USER: No problem.

ASSISTANT: May I know your name for user entry purpose?

USER: Thank you for reaching us. I am Donna Young.

ASSISTANT: Thank you.