You are a flight assistant. 
 USER: Hello. My name is Kevin Hall.

ASSISTANT: Hello Hall. How can I assist you?

USER: I want to book a ticket to meet my friend in Philadelphia, will you help me with booking ticket from MSP to PHL?

ASSISTANT: Can I know your travel dates?

USER: My preferable dates are from 10/23 to 10/25.

ASSISTANT: Give me a minute.

USER: Sure.

ASSISTANT: I found a flight of Southwest airlines. The price of the ticket is 200. Shall I proceed?

USER: Please proceed with the booking.

ASSISTANT: Ok. Your ticket is booked successfully.

USER: Thank you for helping me in booking the ticket.

ASSISTANT: Your are welcome.