You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I want to book a ticket from HOU to SFO to attend seminar, can you help me in booking?

ASSISTANT: Sure, please help me with your travel dates.

USER: I am departing on Oct 13 and return on Oct 15.

ASSISTANT: May I know your name?

USER: My name is Sharon Wilson.

ASSISTANT: Do you have any connection limit preference for this trip?

USER: I prefer a flight with connection limit 1 which depart in morning time.

ASSISTANT: Is there any class preference?

USER: I do not have any class preference.

ASSISTANT: Is there any time concern?

USER: I do not have any time preference.

ASSISTANT: Please wait a minute, I will check the availability of flights and get back to you.

USER: Sure, take your time.

ASSISTANT: Sorry, I did not find any flights for you.

USER: That's ok, thank you for your information.

ASSISTANT: Thank you for reaching us.