You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. What help are you need from my side?

USER: I'm Christopher Lewis.

ASSISTANT: Good morning Lewis.

USER:  I am planning for a world trip, so I want to start my trip from MSP to PHL.

ASSISTANT: Sure, I am ready to help you with booking.

USER: I would like to travel on 01/06 to 01/08.

ASSISTANT: May I know your travel dates to booking? Ok, please wait a moment.

USER: Sure.

ASSISTANT: Thank you for waiting. Sorry Lewis, no airlines is ready to provide a flight on your dates.

USER: Ok.

ASSISTANT: Thank you for choosing us.

USER: Thank you.