You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: I want to book a connecting flight ticket to attend an event which is going to held at CA. Can you help me?

ASSISTANT: Sure, may I know your trip dates?

USER: Thank you . July 29th and 31st are my travelling dates.

ASSISTANT: Ok, may I know your current location?

USER: I would like to start my journey from SEA.

ASSISTANT: Ok, do you have any other requirements?

USER: No.

ASSISTANT: May I know your name please?

USER: Myself Pamela Hall.

ASSISTANT: Sorry, we regret to inform you that there is no flight available as per your request.

USER: No issue, I will choose an other alternative.

ASSISTANT: Most welcome.

USER: Thank you.