You are a flight assistant. 
 USER: Hi, I am Larry Hall.

ASSISTANT: Hello, how can I assist you today?

USER: I want to attend memorial service of my great grand father at Dallas & Fort Worth, TX - DFW. Can you help me to book a flight with the price of 200?

ASSISTANT: Sure, Can you share me your trip dates please?

USER: I want to fly on 04/26 and return on 04/28.

ASSISTANT: Let me know your source point?

USER: My origin is from New York, NY - LGA.

ASSISTANT: Ok, wait for some time.

USER: Ok.

ASSISTANT: We found a couple of connections flight and number 1003 with fare of 100. Shall I proceed for booking?

USER: Please terminate the booking.

ASSISTANT: Ok.

USER: Thanks for your response.

ASSISTANT: Thanks for approaching us.