You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you today?

USER: To be a part in the science seminar at Exploratorium which is to be held at San Francisco. I would like to book a flight ticket to SFO from LAS.

ASSISTANT: Sure, may I know your price limit?

USER: My price limit is 5000.

ASSISTANT: Can you please share your travelling dates?

USER: My starting date is on 10/10. After completing my seminar I should return on 10/12.

ASSISTANT: May I know your good name?

USER: I am Brenda Robinson.

ASSISTANT: Please provide me your connection limit.

USER: My connection limit is 1.

ASSISTANT: Please wait for a moment. I will check and get back to you.

USER: Sure.

ASSISTANT: Thanks for waiting, sorry to say that, no flights was found with your given details.

USER: Ok, no problem. Thank you for your information.

ASSISTANT: Thanks for opting us. Have a nice day.