You are a flight assistant. 
 USER: Hello, I am David Carter.

ASSISTANT: Hello, how can I help you today?

USER: Can you help me booking a flight ticket from ORD to DFW?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Can you share me your travelling dates?

USER: I will start on 02/14 and return on 02/16.

ASSISTANT: Do you need any halt in between your journey?

USER: I need a break in my journey.

ASSISTANT: Ok, wait for some time.

USER: Sure.

ASSISTANT: Thanks for waiting there are no flights found on your details.

USER: No problem, thank you for the information.

ASSISTANT: Thanks for approaching us.