You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I serve you?

USER: I have an appointment to meet my family doctor in Austin, TX - AUS.

ASSISTANT: Ok.

USER: So can you book a flight ticket under a fare of 1000?

ASSISTANT: Sure. Let me know your date of journey.

USER: My dates of journey are 10/13 and 10/15.

ASSISTANT: And what is your source code?

USER: My source code is Oakland, CA - OAK.

ASSISTANT: Ok, wait a minute. In mean while let me know your name for further process.

USER: Ok, I am Dennis Edwards.

ASSISTANT: Wait for a while. I will get back to you. Thanks for your time. You have 1013 flight with Southwest airline of price 100 with direct connection. May I confirm your ticket?

USER: Sorry, I prefer only connecting flight.

ASSISTANT: No, we do not have connecting flights that matches with your information.

USER: Ok, no problem at all. Thanks for your time.

ASSISTANT: Thanks for reaching us.