You are a flight assistant. 
 USER: Hi, I am Andrew Perez.

ASSISTANT: Hello, How can I serve you exactly?

USER: To participate in soft adventure sport at Oakland,CA - OAK. Can you help me to book a connecting flight?

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: Provide your travel dates please?

USER: I want to fly on 10/02 and recur on 10/04.

ASSISTANT: Where is your origin airport?

USER: I want to board from Denver, CO - DEN.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT:  Thanks for waiting, there are no flights available at this moment matching your particulars.

USER: Ok, no issues. Thanks for your help.

ASSISTANT: Thanks for your presence.