You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I aid you?

USER: I would like to book a ticket from IAH to DEN, can you please help me with that?

ASSISTANT: Sure, we are happy to help you. Can you please let me know your travelling dates?

USER: The travel dates are from 02/28 to 03/01.

ASSISTANT: Do you prefer any break in between journey?

USER: I need a flight with 1 connection limit.

ASSISTANT: Is there any other specifications for you?

USER: No.

ASSISTANT: May I know your good name?

USER: Anthony Robinson here.

ASSISTANT: Sorry, no flights are available on your preferable dates of journey.

USER: That's ok, thank you for your help.

ASSISTANT: Thank you for contacting us.