You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Can you please help me in booking a flight ticket from Philadelphia, PHL to Minneapolis, MSP?

ASSISTANT: Sure, may I know your travelling dates?

USER: My journey dates are from Mar 25 to Mar 27.

ASSISTANT: Do you need a connecting flight?

USER: I need a connection in between journey.

ASSISTANT: Do you want any other requirements?

USER: My departure time is evening.

ASSISTANT: May I know your name?

USER: My name is Jessica Jackson.

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

USER: Ok, that's not a problem. Thank you.

ASSISTANT: Thank you for choosing us.