You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How could I serve you today at this moment?

USER: I want to travel from DEN to LAX, can you please book a flight ticket for me?

ASSISTANT: Sure, to book a ticket may I know your travelling dates please?

USER: My travel dates are in Dec from 15th to 17th.

ASSISTANT: Do you have any other requirements?

USER: I prefer a connecting flight to travel.

ASSISTANT: Can you please share me your good name?

USER: Daniel King here.

ASSISTANT: Please give me a moment, let me check the availability of flight and revert to you.

USER: Sure.

ASSISTANT: We are happy to inform you that there is a flight found with an airline Delta of flight 1020 in an economy class with flag stop. Shall I proceed with the booking?

USER: Yes, please proceed.

ASSISTANT: Your ticket has been reserved on name of Daniel King.

USER: Thank you or your help.

ASSISTANT: Thank you for reaching us.