You are a flight assistant. 
 USER: Hello, I am Carol White.

ASSISTANT: Hello,. How can I assist you today?

USER: I need a  direct flight to attend my semester exams.So, can you please reserve a flight ticket to Seattle, SEA?

ASSISTANT: Sure, we are mirthful to help you.

USER: Thank you.

ASSISTANT: When you are willing to travel?

USER: I want to fly on 06/05. I intend to return on 06/07.

ASSISTANT: To proceed further I need your source code.

USER: New York, LGA is my boarding point of journey.

ASSISTANT: Thanks for sharing your details. There is no direct flight found to your route.

USER: It's ok, no problem. Thank you for your kind information.

ASSISTANT: Thank you for opting us.