You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: I need to book a flight ticket from DFW to PHX, can you help me with that?

ASSISTANT: Sure, let me know your travel dates?

USER: My trip dates are 02/12 and 02/14.

ASSISTANT: Any requirements to be met?

USER: I need a connecting flight.

ASSISTANT: Can you share your name please?

USER: I am Carol Hernandez.

ASSISTANT: Sorry, no flights found with your requirement.

USER: That's ok, thank you for your service.

ASSISTANT: Thank you for contacting us.