You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I be of your assistance?

USER: I want to book a connecting flight ticket to attend an event from MA. Can you help me?

ASSISTANT: Sure, we are mirthful to assist you in booking.

USER: Thank you.

ASSISTANT: Kindly share if you need a connecting flight.

USER: I need a break.

ASSISTANT: May I know if you have any depart and return timings?

USER: I would like to return in the afternoon.

ASSISTANT: Please share your source and destination airport codes.

USER: BOS and LAS are my airport codes.

ASSISTANT: Could you please share your planned travelling date to proceed further?

USER: Jan 17th and 19th are my travelling dates.

ASSISTANT: Is there any other preferences that you would like to add before booking?

USER: No.

ASSISTANT: Before check with the airlines, may I know your name please?

USER: Jack Turner.

ASSISTANT: Thank you for sharing your journey details, please wait a moment.

USER: Ok.

ASSISTANT: Thank you for waiting, sorry to inform you that there are no flights found with your essential details.

USER: No issue,  I will choose an other alternative.

ASSISTANT: Thank you for approaching us.

USER: Thank you for the information.