You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you today?

USER: I am planning to visit Museum of Nature and Science at Denver, could you please help me with booking a flight ticket from PHL to DEN?

ASSISTANT: Sure, I am here to help you in booking. Can you please share your travel dates?

USER: I would like to depart on Jan 19th and return on Jan 21st.

ASSISTANT: Ok, may I know your name?

USER: I am Raymond Harris.

ASSISTANT: Let me know your connection limit.

USER: I am looking for a connecting flight.

ASSISTANT: Do you have any other requirement?

USER: I  have no other requirements.

ASSISTANT: We found a flight 1014 in Hawaiian airlines  with 1 stopover and it costs you 100. Can I proceed?

USER: Please confirm the booking.

ASSISTANT: Your booking is done.

USER: I really appreciate your help, thank you for your service.

ASSISTANT: Thank you for reaching us, have a safe flight.