You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you at this moment?

USER: Myself Catherine Mitchell. I need to book a ticket from MSP to PHL, can you help me in reserving a ticket?

ASSISTANT: Sure. Could you please mention your preferable travel dates?

USER: My travelling dates are 01/05 to 01/07.

ASSISTANT: Is there any additional preferences do you have?

USER: I need a connecting flight.

ASSISTANT: Ok, please wait a moment, I will check flight availability in this route.

USER: Sure, take your time.

ASSISTANT: Sorry no flights are available in this route as per your requested dates.

USER: Ok, no issues. Thank you for the information.

ASSISTANT: Thank you for reaching us.