You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I aid you today?

USER: I am Richard Williams here, I want to reserve my ticket from HOU to ORD, can you please help me out?

ASSISTANT: Ok, may I know your travelling dates?

USER: Sure, my willing to travel dates are from Oct, 17 to Oct, 19.

ASSISTANT: Can you please mention your depart and arrival timings?

USER: Yes, I need a return time at morning.

ASSISTANT: May I know your connection limit?

USER: Yes, I need a direct flight.

ASSISTANT: Ok, please wait for a while.

USER: Sure, I will wait.

ASSISTANT: Sorry, no flights found on your route to reserve your ticket.

USER: Ok, no problem. Thank you for your service.

ASSISTANT: Thank you for connecting with us.