You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, May I know your good name please?

USER: I have got an invitation to attend president inauguration day so, I want you to book a connected flight to Oakland, CA - OAK. Can you book a flight ticket in the name of Cynthia Roberts?

ASSISTANT: Sure, I am blissful to help you. Kindly mention your travelling dates?

USER: I want to travel on 10/07 and return at 10/09.

ASSISTANT: Do you have any price limit?

USER: I have a price limit of 5000.

ASSISTANT: Please mention your boarding point?

USER: My source is from PA - PHL.

ASSISTANT: Ok, wait for a minute, I will revert you with the availability.

USER: Ok.

ASSISTANT: Thanks for your time. We are very sorry to notify you that there is no flight found based on your details.

USER: Ok, not a problem. Thank you for your kind service.

ASSISTANT: Thank you for reaching us, Have a great day.