You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I have to meet my friend in Atlanta, can you please find a flight from DEN to ATL?

ASSISTANT: May I know your travelling dates?

USER: Thank you. I am willing to travel on the dates of June 7 and June 9.

ASSISTANT: Please let me know your connection limit?

USER: I need a single connecting flight.

ASSISTANT: May I know your name?

USER: My name is Karen Garcia.

ASSISTANT: Do you have any other requirements?

USER: I am looking for a flight which is departing in the afternoon time.

ASSISTANT: Sorry, no flights available on your route to reserve your ticket.

USER: It's ok, not a problem with that. Thank you for your time.

ASSISTANT: Thank you for reaching us.

USER: Most welcome.