You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am Melissa Nelson. Please book me a ticket from LGA to ATL to meet my family.

ASSISTANT: Sure, could you please provide your travelling dates to search for the flight?

USER: I have planned to travel on Mar 14th and return on Mar 16th.

ASSISTANT: Do you have any particular time for departing and returning?

USER: I would like to return at morning time.

ASSISTANT: Do you have any requirements?

USER: Yes, I prefer connecting flight.

ASSISTANT: There is a connecting flight 1000 of Delta airlines, can I proceed?

USER: Ok, please book this ticket.

ASSISTANT: Your booking is done.

USER: Thank you for your help.

ASSISTANT: You are welcome.