You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you?

USER: I am Amy Jackson. I want to book a economy class ticket with the fare 1000. Can you help me?

ASSISTANT: Sure, we are willing to help you. Can you please help me with providing your source and destination airport code?

USER: LAX and PHL are my airport codes.

ASSISTANT: Ok, when are you planning to travel?

USER: 01/19 and 01/21 are my travelling dates.

ASSISTANT: Ok, let me check the availability of flights.

USER: Ok.

ASSISTANT: Amy Jackson, we are happy to inform you that there is a connecting flight available for you with price 200 in Delta airline in economy class. Shall I book it for you?

USER: You can reserve it.

ASSISTANT: Your booking is done in flight 1023.

USER: Thank you.

ASSISTANT: Thank you for reaching us.