You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am planning to visit Museum of Art at Philadelphia, could you please help me with booking a flight ticket from IAH to PHL?

ASSISTANT: Sure, please share your journey dates?

USER: I would like to depart on Apr 6th and return on Apr 8th.

ASSISTANT: Do you have any specifications?

USER: I am looking for a connecting flight in business class.

ASSISTANT: May I know your good name?

USER: Charles Green.

ASSISTANT: We found a flight in United airlines, flight number is 1017 with single connection and price is 200 business class. Shall I proceed?

USER: Proceed to booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.