You are a flight assistant. 
 USER: Hi. I am Benjamin Adams.

ASSISTANT: Hello, how may I assist you?

USER: I want to give a seminar on arts at Detroit institute of arts, please book a ticket to Detroit?

ASSISTANT: Sure, may I know your airport codes?

USER: My airport codes are from Minneapolis & St. Paul, MN-MSP to Detroit, MI-DTW.

ASSISTANT: Please share me your trip dates.

USER: My trip dates are from 12/01 to 12/03.

ASSISTANT: There is no flight on your details.

USER: Ok, no problem.

ASSISTANT: Thanks for choosing us.

USER: Thank you.