You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I am Benjamin Allen. Please book a ticket from MSP to CLT to participate in Arts and Crafts festival.

ASSISTANT: Sure, help me with the trip dates?

USER: My travelling dates are Aug 27 and Aug 29.

ASSISTANT: Do you have any preferences?

USER: Yes, my return time is morning.

ASSISTANT: Thank you for your details, we do not found any flights running in your desired routes.

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you for reaching us.