You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: My name is Patrick Mitchell. Can you help me to book a flight ticket from MSP to DTW?

ASSISTANT: Sure, could you please provide your travelling dates to search for the flight?

USER: Ok, please can you help me to book for the dates Apr 23 and Apr 25?

ASSISTANT: Do you have any particular time for departing and returning?

USER: Yes, I need to depart for the morning flight.

ASSISTANT: Do you have any requirements?

USER: Yes, I need a connecting flight.

ASSISTANT: There is a connecting flight 1009 of Southwest airlines, can I proceed?

USER: Ok, please book.

ASSISTANT: Your booking is done in economy class.

USER: Thank you for assisting me with the booking.

ASSISTANT: Welcome.