You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: Can you help me to book a flight ticket from SEA to DEN to visit the art museum in Denver?

ASSISTANT: Sure, on which dates would you like to travel?

USER: Ok, please book a ticket for the dates Aug 28 and Aug 30 respectively.

ASSISTANT: Is there any connection limit?

USER: Yes, I need a flight which has a single connection limit.

ASSISTANT: Do you have any other preferences?

USER: No.

ASSISTANT: Ok, please wait for a minute.

USER: Ok, please take your own time. I will wait.

ASSISTANT: We found a connecting flight in Spirit Airlines with flight number 1004 having an economy class.

USER: Thank you for asking, please proceed with the booking.

ASSISTANT: May I know your name to book a ticket?

USER: My name is Samuel Brown.

ASSISTANT: Your booking has been processed.

USER: Thank you for assisting me.

ASSISTANT: Thank you for opting us.