You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you today?

USER: My name is Melissa Collins. Can you help me to book a flight ticket to HOU from SFO?

ASSISTANT: Sure, I am gleeful to assist you. Do you have any particular time for departing and returning?

USER: Ok, please book for the flight which arrival timing is during morning.

ASSISTANT: Ok, may I know on which dates you are willing to travel?

USER: Ok, please book for flight which travel for the dates July 30 and Aug 1 respectively.

ASSISTANT: Ok, which type of class do you prefer for your journey?

USER: Ok, please book a flight for any class.

ASSISTANT: Ok, Is there any other requirements?

USER: Yes, can I know the if there is a connecting flight?

ASSISTANT: Ok, I will check for that.

USER: I had just planned to travel in a business class flight, please check.

ASSISTANT: Ok, please wait for sometime.

USER: Ok, please take your time. I will wait.

ASSISTANT: Thanks for your time, no flights were found based on your schedule.

USER: That is ok, thank you for assisting me.

ASSISTANT: Thank you for choosing us.