You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am Stephanie Williams. I need your assistance in booking my flight ticket for a round trip HOU?

ASSISTANT: Sure, I am here to that.

USER: Thank you.

ASSISTANT: May I know your trip dates please?

USER: My journey dates will be 03/25 to 03/27.

ASSISTANT: Do you have any price limit?

USER: I can afford up to 5000.

ASSISTANT: Let me know about your class preference.

USER: I am comfortable with any class.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Sorry to say that, there is no flight available as per your requirements.

USER: Its ok, thank you.

ASSISTANT: Thanks for reaching us.