You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I aid you today?

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

ASSISTANT: Sure, I am glad to help you with that. Can you please provide your preferable dates of travelling?

USER: Departure is by Feb, 24 and return will be Feb, 26.

ASSISTANT: Do you have any connection limit?

USER: I prefer connecting flight.

ASSISTANT: Any more specifications do you have?

USER: No.

ASSISTANT: On whose name I have to book the flight ticket?

USER: My name is Amy King.

ASSISTANT: Please wait a moment to check the flights.

USER: Sure.

ASSISTANT: We are apologize that, there are no flights running towards your region with your requested dates of travelling.

USER: Thank you.

ASSISTANT: Thank you for reaching us, hope you have a great day.