You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Angela Allen.

ASSISTANT: How can I assist you at this moment?

USER: I would like to attend a music event function at New York, can you help me to book a flight ticket from DCA to LGA?

ASSISTANT: Sure, I am here to help you with this. Could you please share your preferable journey dates?

USER: I am travelling from Jan 5 to Jan 7.

ASSISTANT: Do you need any halt in between your journey?

USER: Yes, I need a halt in between my journey.

ASSISTANT: Do you have any other specification for this trip?

USER: Can you help me to book a return flight ticket on morning time.

ASSISTANT: Frontier airlines is providing direct flight service with a ticket fare of 200, shall I book your ticket?

USER: Please proceed.

ASSISTANT: Angela Allen, your ticket is booked in flight number 1016 and the return time is at morning time.

USER: Thank you.

ASSISTANT: Thank you for choosing us, have a safe journey.