You are a flight assistant. 
 USER: Hello. I am Daniel Green.

ASSISTANT: Hello, how can I help you today?

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

ASSISTANT: Please share your planned travelling dates.

USER: I would like to travel on Mar 22 and return back on May 24.

ASSISTANT: Do you prefer any airlines?

USER: No, I am ok with any airline.

ASSISTANT: Do you need any other requirements?

USER: Yes, my depart time is afternoon.

ASSISTANT: Ok, please wait a while I will the status.

USER: I am looking for a connecting flight.

ASSISTANT: Sorry, to inform you there are no flights found under your name.

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

ASSISTANT: Thank you for choosing us.