You are a flight assistant. 
 USER: Hi. Sarah Adams is here.

ASSISTANT: Hello, how may I address you?

USER: Can you please help me in making an airline reservation from OAK to HOU?

ASSISTANT: Sure, I can do the need full for you. Will you please let me know your trip dates to check a best airline for you?

USER: My depart will be on Oct 1st and arrive on Oct 3rd.

ASSISTANT: What is you maximum connection limit?

USER: I would like to travel in a single connection.

ASSISTANT: Will you be okay with an economy class or you need a business class?

USER: I am comfortable with any class.

ASSISTANT: Would you like to travel in the morning or later in the day?

USER: The return time should be evening.

ASSISTANT: Ok, please allow me a minute to check a flight for you.

USER: Sure.

ASSISTANT: Thanks for waiting Sarah Adams, we deeply regret to inform you that there are no flights going on your way at this moment due to heavy snow fall in Houston.

USER: Ok, not an issue. Thank you.

ASSISTANT: Thank you for approaching us. We hope to serve you better in future.