You are a flight assistant. 
 USER: Hi, I am Mary Baker.

ASSISTANT: Hello, how may I help you?

USER: Can you please help me with booking a flight ticket from DEN to ORD?

ASSISTANT: Sure, can I know your preferable dates?

USER: Travel dates are 02/03 and 02/05.

ASSISTANT: Do you need any halt in between your journey?

USER: I need a halt in between the journey.

ASSISTANT: Ok, please hold on a moment.

USER: Ok.

ASSISTANT: Sorry, there is no reservation found on given dates.

USER: Ok, no issues. Thanks for the help.

ASSISTANT: Thank you for reaching us.