You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how best can I aid you today?

USER: I am planning to visit National Gallery of Arts at IAD, can you help me with booking from DCA?

ASSISTANT: Sure, when are you planning to start and return on?

USER: I will fly on Mar 07 and return on Mar 09.

ASSISTANT: Do you prefer a connecting flight?

USER: Yes, I need a connecting flight.

ASSISTANT: Can I know your good name?

USER: I am Samuel Brown.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Thank you for your details,we found a connecting flight 1013 in business class which is in Frontier airline. Shall I proceed?

USER: Please proceed.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thank you.