You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I guide you today?

USER: I am Joshua Anderson. I would like to travel from IAD to ATL. Can you please help me to book a flight?

ASSISTANT: Sure, may I know your travelling dates please?

USER: My travelling dates are 05/27 - 05/29.

ASSISTANT: Ok, do you need any halt in between the journey?

USER: Yes, I need a break.

ASSISTANT: Ok, give me a minute.

USER: Sure.

ASSISTANT: There are no flights found on your requested dates.

USER: Ok, no issues.

ASSISTANT: Thank you for reaching us.

USER: Thank you.