You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. Do you need any help from my side?

USER: I am planning to attend a cultural event at Seattle. Can you reserve me a flight ticket from IAH to reach SEA?

ASSISTANT: Sure, I am happy to help you with flight ticket booking and can I know your departure and arrival travel dates?

USER: I would like to depart on Aug 25 and return on Aug 27.

ASSISTANT: Is there any connection specification?

USER: I need a flight having single connection.

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

USER: You can confirm the ticket with my name Anthony Harris.

ASSISTANT: Thank you for your information, I am sorry to inform you that I am unable to find a flight on your travel dates to book a flight ticket.

USER: It's ok, no problem. Thank you for the information.

ASSISTANT: Thank you for approaching us, have a nice day.