You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I support you today?

USER: I want to book a ticket from SEA to IAH. Could you book a ticket?

ASSISTANT: Sure, I am glad to help you. May I know your journey dates please?

USER: Travelling dates are Jan, 24 and Jan, 26.

ASSISTANT: Ok, let me know your connection limit.

USER: I prefer connecting flight.

ASSISTANT: Do you have any other specifications?

USER: I would like to depart in the evening time.

ASSISTANT: Ok, please specify your name.

USER: My name is Christine Harris.

ASSISTANT: Ok, please wait for sometime.

USER: Sure.

ASSISTANT: Thank you for waiting, no flights were found based on your schedule.

USER: Thank you.

ASSISTANT: Thank you for choosing us.