You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I am planning to book a ticket to attend a meeting at HOU. Can you please help me out to book a ticket from SEA?

ASSISTANT: Sure, we are Blissful to help you. In which month, you have planned your journey?

USER: I would like to travel on Aug 09 and return back on Aug 11.

ASSISTANT: Is there any class preference?

USER: No, I am ok with any class.

ASSISTANT: May I know your specific time to travel?

USER: My return time should be afternoon.

ASSISTANT: Do you have any other specifications?

USER: I am looking for a connecting flight.

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

USER: My name is Elizabeth Walker.

ASSISTANT: Sorry to inform you that, there are no flights available with your requirements.

USER: That's fine, thank you for your service.

ASSISTANT: Thank you for choosing us, we will try to serve you for the next time.

USER: Thank you.