You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I want to go to Houston in this month so can you please help me in flight ticket booking process from DEN to IAH?

ASSISTANT: Sure, can you please mention your preferable travel dates?

USER: Thank you for your response, I want to take off on Nov 26 and book my return ticket also on Nov 28.

ASSISTANT: Do you have any preferences?

USER: I want to travel in business class flight.

ASSISTANT: Do you have any other specifications?

USER: I need 1 break in between my journey.

ASSISTANT: Is there any time concern?

USER: No.

ASSISTANT: May I know your name?

USER: Sure, my name is Emily Adams.

ASSISTANT: Sorry, I did not find any flights for you.

USER: Oh! It's ok no problem. Thank you for your information.

ASSISTANT: Thank you for connecting us.