You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Brian Martinez.

ASSISTANT: Brian Martinez, how may I aid you?

USER: I am planning to visit Central Park at New York, could you please help me with booking a flight ticket from DCA to LGA?

ASSISTANT: Sure, please share your itinerary dates.

USER: I would like to depart on Jan 6th and return on Jan 8th.

ASSISTANT: Do you have any specifications?

USER: I am looking for a connecting flight.

ASSISTANT: At what time do you want to travel?

USER: Make sure that my return time must be morning.

ASSISTANT: Please wait for a while.

USER: Sure, take your time.

ASSISTANT: Direct flight is provided by Southwest airlines with flight number 1019 and ticket costs you 100 in economy class.

USER: Please confirm the booking.

ASSISTANT: Your ticket is reserved. Flight departs at 20:00 PM and arrives at 11:00 AM.

USER: I really appreciate your help, thank you for your service.

ASSISTANT: Thank you for choosing us.