You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Can you please help me with booking a flight ticket from LGA to DTW?

ASSISTANT: Sure, I will help you in booking the ticket. May I know your travelling dates please?

USER: My travelling dates are from May 19-21.

ASSISTANT: Do you have any other specifications?

USER: I would be comfortable with single stop over.

ASSISTANT: Please help me with your name for booking.

USER: Karen Taylor here and I prefer to fly major airlines.

ASSISTANT: According to your information, I have found a flight with single stop over in your journey with a minimum fare of 300 with flight number 1027. Shall I proceed with this flight?

USER: You can proceed with booking.

ASSISTANT: Your booking is done.

USER: Thank you for the help.

ASSISTANT: Most welcome.