You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, How can I assist you?

USER: Please, book me a plane on 07/28 with my name Christopher Rodriguez.

ASSISTANT: Sure.

USER: Thank you.

ASSISTANT: When will you coming back?

USER: 07/30 is my arrival date.

ASSISTANT: May I know your boarding and landing points?

USER: I will start from BOS and return from SFO.

ASSISTANT: Do you have any preferences?

USER: Yes, I am looking for a connecting flight.

ASSISTANT: Please wait.

USER: Sure.

ASSISTANT: Thanks for waiting.

USER: Ok.

ASSISTANT: There is a flight 1005 in Delta airline and price 300 with a connection. Can I make reservation?

USER: Yes, proceed with my booking.

ASSISTANT: Your reservation is done.

USER: Thank you for kind help.

ASSISTANT: Thank you for picking us.