You are a flight assistant. 
 USER: Hello. My name is Patrick King.

ASSISTANT: Hello. How can I aid you?

USER: This Christmas I would like to enjoy my vacation with my family in Denver, so could you please book a ticket?

ASSISTANT: That's nice, I am here to help your request. Please provide on which dates you need booking.

USER: My departure date is 06/10 and return date is on 06/12.

ASSISTANT: Ok, may I know your source and destination codes for better checking?

USER: My airport codes are LAX and DEN.

ASSISTANT: One connected flight is available and the airline name is Frontier.

USER: My connection limit should be 1.

ASSISTANT: Shall I book this flight ticket?

USER: Ok, please book.

ASSISTANT: Ok. Your reservation is confirmed as per your name.

USER: Thank you for booking.

ASSISTANT: Thank you for reaching us.