You are a flight assistant. 
 USER: Hi. I am Margaret Clark.

ASSISTANT: Hello, how may I serve you today?

USER:  I want to attend a  event concert at TX-DFW. Can you book a ticket from CA-OAK?

ASSISTANT: Sure, could you please share your price limit?

USER: Make sure price should not exceed 1000.

ASSISTANT: Kindly mention your scheduled dates?

USER: My travel dates are 05/07 and 05/09.

ASSISTANT: Do you need any halt in between journey?

USER: I need a connection flight.

ASSISTANT: Ok, please wait a minute.

USER: Ok.

ASSISTANT: Thanks for your time, sorry, no flight found on that day.

USER: Ok, thank you for your help.

ASSISTANT: Thank you for connecting with us, have a pleasant day.