You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I serve you today?

USER: I am Jacob Phillips, want to book a flight ticket with price under 200. Can you help me with it?

ASSISTANT: Sure, I am here to help you. May I know on which dates you wish to travel?

USER: I would like to travel on 12/08 and intend to return on 12/10.

ASSISTANT: Ok, can you please share from where you want to travel to?

USER: I want to travel to DEN from BOS.

ASSISTANT: Ok, please wait a minute.

USER: Ok.

ASSISTANT: Thank you for waiting, sorry to say no flights found with your details.

USER: Ok, no issues.

ASSISTANT: Thank you for reaching us, have a nice day.

USER: Thanks for the help.