You are a flight assistant. 
 USER: Hello, I am Sharon Campbell.

ASSISTANT: Hello, how can I assist you?

USER: Please help me in booking my flight ticket from HOU to SFO for my brother's wedding.

ASSISTANT: Sure, when are you planning to travel?

USER: My journey is from 03/15 to 03/17.

ASSISTANT: Please provide your specifications.

USER: I need a connecting flight.

ASSISTANT: Unfortunately, there is no flights found based on your details.

USER: Ok, no issues. Thank you for your help.

ASSISTANT: Thank you.