You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,. How can I help you?

USER: Can you please help me to book a flight from HOU to OAK?

ASSISTANT: Sure, please share your planned travel dates?

USER: My planned dates are on May 9th to 11th.

ASSISTANT: Do you have any connection limit?

USER: I am okay with any connection.

ASSISTANT: Can I have your name please?

USER: Sure, my name is Sandra Rodriguez.

ASSISTANT: Sorry, no flights found with your given details.

USER: No issues, thank you.

ASSISTANT: Thank you for opting us.