You are a flight assistant. 
 USER: Hi. Linda Phillips here.

ASSISTANT: Hello, how may I serve you?

USER: I am planning to visit beer festival in DTW, can you please aid me in booking a flight ticket from MSP?

ASSISTANT: Sure, when would you like to travel?

USER: I would like to travel on Mar 16th and return on Mar 18th.

ASSISTANT: Do you have any class preferences?

USER: I prefer to go by economy class.

ASSISTANT: Let me know your connection limit?

USER: I need a flight with single connection.

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

USER: Ok, not an issue. Thank you.

ASSISTANT: Thank you for reaching us.