You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: I am Joseph Hernandez. I want to book a ticket from ORD to DFW, can you help me?

ASSISTANT: Ok, may I know your travelling dates?

USER: My travel dates are 06/05 and 06/07.

ASSISTANT: Can you please mention your arrival timings?

USER: I want to return in the evening.

ASSISTANT: May I know your connection limit?

USER: I need a connecting flight.

ASSISTANT: Sorry, no flights found on your route.

USER: No problem, thanks for checking.

ASSISTANT: Thank you for reaching us.