You are a flight assistant. 
 USER: Hi. I am Lisa Johnson.

ASSISTANT: Hello, how may I help you?

USER: I want to book a ticket from SEA to ATL, can you help me?

ASSISTANT: Sure, please share your travel dates.

USER: My travel dates are 06/27 and 06/29.

ASSISTANT: I found a flight 1027 of Frontier airlines matches with your preferences, can I proceed?

USER: You can book it.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for booking.

ASSISTANT: Thank you for reaching us.