You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am Helen Edwards. I am planning to visit museum of fine arts in Boston, BOS. Can you help me to book a connecting flight?

ASSISTANT: Sure, I will help you to book a flight ticket. Can you please share me your travelling dates?

USER: My travel dates are June 05 and 07.

ASSISTANT: Ok, may I know your source airport code?

USER: My source is from New York, EWR.

ASSISTANT: Do you have any connection limit?

USER: I need a connecting flight.

ASSISTANT: Ok, may I know your arrival and departure time?

USER: My departure time is morning.

ASSISTANT: Do you have any airline preferences.

USER: I want to fly in normal cost airline.

ASSISTANT: Here, I found a flight for you with single connection and ticket fare is 100 in economy class.

USER: Please proceed.

ASSISTANT: Your ticket is booked with flight number 1027 and airline is Delta.

USER: Thanks for the help.

ASSISTANT: Welcome, have a safe flight.