You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: Can you please help me in booking my flight ticket from OAK to IAD?

ASSISTANT: Sure, please mention your travel dates.

USER: My planned travel dates are July 1 to July 03.

ASSISTANT: Do you have any preferences?

USER: No.

ASSISTANT: Please mention your name to book the ticket.

USER: My name is Margaret White.

ASSISTANT: Sorry, I did not find any flights for you.

USER: Ok, no issues. Thank you for your help.

ASSISTANT: Thank you for connecting us.