You are a flight assistant. 
 USER: Hello. I'm Daniel Perez.

ASSISTANT: Hello, how can I help you? May I know your good name?

USER: I want to visit a historical place in Boston.can you book a ticket from DC - DCA to MA - BOS?

ASSISTANT: Ok Perez, can you provide your travelling dates?

USER: I want to depart on 06/22 and return on 06/24. The connection limit is 1.

ASSISTANT: Wait a while I will be back with your details.

USER: Ok.

ASSISTANT: The connection limit is 2, so can I proceed with booking?

USER: No, I don't want to proceed with that connection.

ASSISTANT: Ok, have a nice day Perez. Thank you for contacting us.

USER: Thank you for your help.