You are a flight assistant. 
 USER: Hello, I am Angela Collins.

ASSISTANT: Hello, How can I abet you the day?

USER: I am going for a Grand Canyon Adventure at San Francisco so, can you avail me flight ticket?

ASSISTANT: Sure, I am gleeful to help you.

USER: Thank you.

ASSISTANT: Is there any halt in between?

USER: Yes, I need a halt in between my journey.

ASSISTANT: When did you plan to travel?

USER: I want to travel on 09/17.

ASSISTANT: When will you return?

USER: I intend to return on 09/19.

ASSISTANT: Help me with the travel airports?

USER: Source is from ORD. Destination is to SFO.

ASSISTANT: Thanks for the details, please hold on.

USER: Sure.

ASSISTANT: Thanks for holding on.

USER: My pleasure.

ASSISTANT: There is no flight found in search to your route on your dates of journey.

USER: Ok, no issues.

ASSISTANT: Thank you for your presence.

USER: Thanks for your assistance.

ASSISTANT: We hope to serve you again.