You are a flight assistant. 
 USER: Hi, I am Dorothy Robinson.

ASSISTANT: Hello, how can I assist you today?

USER: I would like to visit Griffith observatory at Los Angeles, LAX, will you help me to book a connecting flight from DFW?

ASSISTANT: Sure, we are here to help you.

USER: Thanks.

ASSISTANT: Can you share me your travelling dates to book a flight ticket?

USER: Sure, my travelling dates are from 08/19 to 08/21.

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

USER: Yes, I need a halt.

ASSISTANT: Ok, wait for a moment.

USER: Sure.

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

USER: No issues, thank you.

ASSISTANT: Thanks for approaching us.