You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: I would like to meet my brother at Los Angeles, could you please help me to book my flight ticket from DEN to LAX?

ASSISTANT: Sure, may I know your travel dates?

USER: I want to depart on July 14th and return back on July 16th.

ASSISTANT: Is there any connection limit?

USER: I am looking for a connecting flight.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Can I know your good name?

USER: My name is Raymond Jones.

ASSISTANT: Sorry, no flights are available in this route as per your requested dates.

USER: Not an issue. Anyway, thank you for checking.

ASSISTANT: Thank you for reaching us.