You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I planned to meet my friend in CLT, can you please help me to book a flight ticket from DEN?

ASSISTANT: Can you share your trip dates?

USER: I prefer to travel on Oct 27 and Oct 29.

ASSISTANT: Do you need any connections?

USER: I prefer to travel in a connecting flight.

ASSISTANT: Are there any other preferences?

USER: No.

ASSISTANT: May I know your name?

USER: I am Andrew Davis.

ASSISTANT: Connecting flight number 1019 with price 100 in economy class is available. Is it ok?

USER: Ok, please confirm my booking.

ASSISTANT: Your ticket is booked.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.