You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Can you please help me to book a ticket from BOS to IAD?

ASSISTANT: Sure, may I know your planned trip dates?

USER: My travelling dates will be on June 12 to June 14.

ASSISTANT: Do you have any connection limit?

USER: I need a connecting flight.

ASSISTANT: May I know your arrival and depart timings?

USER: I am comfortable to travel at any time.

ASSISTANT: Is there any class preference?

USER: I would prefer economy class.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: May I know your good name?

USER: Edward Clark here.

ASSISTANT: We found a connecting flight of fare 100 with airline American and number is 1003. Can I proceed?

USER: You can proceed.

ASSISTANT: Your ticket has been confirmed in economy class.

USER: Thank you.

ASSISTANT: Thank you.