You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, How may I aid you?

USER: Can you please help me in booking a ticket with the name of Virginia Martinez to HOU?

ASSISTANT: Sure. May I know your source airport code?

USER: I will start from SFO.

ASSISTANT: Let me know your travelling dates?

USER: My preferable journey dates are from 05/19 to 05/21.

ASSISTANT: We found that there is  a direct flight available with your requirements. Shall I proceed?

USER: No, I need one connection in my journey. Please don't proceed.

ASSISTANT: Ok.

USER: Thanks for the response.

ASSISTANT: Thank you for approaching us.