You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Dennis Brown.

ASSISTANT: How can I assist you Dennis?

USER: I want to book a ticket for my cousin, can you help me with that?

ASSISTANT: Ok, please let me know your travel details?

USER: Airport codes are JFK and OAK. His preferred dates are 04/13 and 04/15.

ASSISTANT: Shall I book ticket on your name or your cousin's name?

USER: Fare of the ticket should not exceed 200. Please book the ticket with my name only.

ASSISTANT: Ok, we found a flight for you by AA airlines and flight number is 1019, shall I proceed?

USER: Yes please.

ASSISTANT: Your ticket is booked.

USER: Thank you for your help.

ASSISTANT: Thanks for connection with us.