You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I best guide you today?

USER: Can you help me in booking flight ticket from JFK to DFW?

ASSISTANT: Sure, when are you planning to start and return on?

USER: My trip dates are Oct 09 to Oct 11.

ASSISTANT: Do you need a connecting flight?

USER: I need a direct flight.

ASSISTANT: Do you have any other concerns?

USER: I prefer to travel in normal cost airline.

ASSISTANT: Can I know your good name?

USER: Daniel Thompson here.

ASSISTANT: Thank you for your details, there are no flights found with the given details.

USER: Ok, not an issue. Thank you.

ASSISTANT: Thank you for contacting us.