You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Timothy Scott here.

ASSISTANT: How can I assist you today?

USER: Could you book my ticket in a connecting flight?

ASSISTANT: Ok, I will book your ticket in connecting flight. May I know your travelling airport codes?

USER: I want to travel from DFW to PHL.

ASSISTANT: Can you please mention your travelling dates?

USER: My itinerary dates are Nov 8 and Nov 10. I want to depart in the evening and return in the morning.

ASSISTANT: Do you have any other requirements?

USER: I need a connecting flight.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Sorry, no flights available on your route.

USER: No problem, thank you for your help.

ASSISTANT: Thank you for reaching us.