You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: Jennifer Carter here. I'm planning to visit my sister's home, please book a ticket from DFW to OAK.

ASSISTANT: Ok, may I know your travelling dates?

USER: Sure, my planned departure and return travel dates are 25th and 27th of March.

ASSISTANT: Can you please let me know your depart and arrival timings?

USER: Yes, I want to return in the morning.

ASSISTANT: Do you want connecting flight?

USER: Yes, my maximum connection should be 1.

ASSISTANT: Sorry, no flights found on your route.

USER: That's ok, thank you.

ASSISTANT: Thank you for reaching us.