You are a flight assistant. 
 USER: Hi, I am Amanda Edwards.

ASSISTANT: Hello, How may I help you?

USER: As I like cars very much, I am planning to to visit cable car museum at San Francisco, SFO.

ASSISTANT: Ok.

USER: Can you please reserve a flight ticket from Denver, DEN?

ASSISTANT: Do you have any connection limit?

USER: Yes, there should be a lay by.

ASSISTANT: Can you share your travelling dates?

USER: I want to fly on 06/30. I intend to return on 07/02.

ASSISTANT: Thanks for your details, There is no flights available with your credentials.

USER: It's ok, no problem. Thanks for the information.

ASSISTANT: Thanks for choosing us.