You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, welcome to XYZ travel agency. How can I help you?

USER: I am planning to visit a Pier 39 in SFO from HOU. Can you find a ticket for me?

ASSISTANT: Yes, I can help you. Could you tell me your flying dates?

USER: Sure, I want to travel on 06/08 to 06/10.

ASSISTANT: Give me a second.

USER: Ok, make sure that the connection limit is 1.

ASSISTANT: Sorry to say that there are no flights found providing service on this route. Thank you for reaching our agency.

USER: Ok, no problem.

ASSISTANT: Can I know your name?

USER: Yes, I am Emily Baker. Thank you for your information.

ASSISTANT: You are most welcome.