You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I would like to attend my friend's wedding anniversary at Houston, please help me in booking a ticket from SFO to IAH.

ASSISTANT: Ok, please can I know your name to proceed further?

USER: My name is Michelle Thompson.

ASSISTANT: Ok, please may I know the dates of journey you have planned?

USER: My planned travel dates are on Apr 28 and Apr 30.

ASSISTANT: Ok, please let me know the connection limit you prefer. So I will check accordingly.

USER: Sure, take your time.

ASSISTANT: Do you have any other needs?

USER: I need a flight with single connection. I would like to return in the evening.

ASSISTANT: Sure, please wait a moment I will check.

USER: Sure.

ASSISTANT: Sorry as per your preferred intents there is no flight ticket available at your location to book.

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

ASSISTANT: Thank you for choosing our agency, have a safe journey.