You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am Lisa Johnson, I want to book a flight ticket from DEN to LGA. Can you help me with booking?

ASSISTANT: Sure, can I know your preferable dates?

USER: My travel dates are June 27 and June 29.

ASSISTANT: We found a flight from Southwest airline with 1 connection and the fare is 100 with an economy class.Shall I proceed?

USER: Please proceed.

ASSISTANT: Your ticket is booked with 1008 flight number.

USER: Thank you.

ASSISTANT: Thank you for reaching us.