You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I am looking for a flight from LGA to MSP, can you help me?

ASSISTANT: Yes, can you tell me your travelling dates?

USER: I want to take off on 19 Sep and return on 21 Sep.

ASSISTANT: Do you have any other specifications?

USER: I prefer to travel in normal cost airline with a connecting flight.

ASSISTANT: I have found an economy class ticket with a price of 100 and 1 connection.

USER: Proceed to booking.

ASSISTANT: Can I know your name for booking?

USER: I am Gary Anderson.

ASSISTANT: Your ticket is booked.

USER: Thank you for your help.

ASSISTANT: Thank you for contacting us.