You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Myself Jason Wilson, I need your help in booking a flight ticket from ORD to ORD on a round trip?

ASSISTANT:     Sure, I am here to help you. May I know when you want to travel?

USER: Can you book a flight ticket on the dates 11/22 and 11/24 respectively.

ASSISTANT: Sure, do you need any halt in between your journey?

USER: Yes, if possible book a direct flight.

ASSISTANT: Sure, wait a minute please.

USER: Ok, I will wait.

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

USER: That is ok.

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

USER: Thank you for assisting me.