You are a flight assistant. 
 USER: Hello, I am Jacob Hernandez.

ASSISTANT: Hello, how may I assist you today?

USER: I want to book a flight ticket from DFW to PHL to meet my friend, can you please help me to book a flight ticket?

ASSISTANT: Sure, I am here to help you. On which dates would you like me to book a flight ticket for you?

USER: Sure, my journey dates are 11/11 to 11/13.

ASSISTANT: Do you need halt in between your journey?

USER: Yes, I need a halt.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thanks for waiting. Sorry, no flights found on your given dates.

USER: Ok, not an issue. Thank you for your information.

ASSISTANT: Thank you for reaching us.