You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Donald Miller.

ASSISTANT: How may I assist you today?

USER: I have planned to visit Philadelphia Museum of Art, can you please help me to book a flight ticket from Houston?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: May I know your airport codes please?

USER: The airports which I prefer to travel are HOU and PHL.

ASSISTANT: May I know your journey dates please?

USER: My journey starting and returning dates are 12/05 and 12/07.

ASSISTANT: Ok, please wait.

USER: Ok, take your time but make sure that the connection limit is 1.

ASSISTANT: Thanks for waiting, we found connecting flight 1009 in Hawaiian airline with fare of 200. Shall I proceed to book?

USER: That's perfect, please do proceed with the ticket booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your help in ticket booking.

ASSISTANT: Thank you for reaching us.

USER: You are most welcome.