You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: Can you help me to book a flight ticket from IAH to OAK?

ASSISTANT: Sure, may I know your planned travel dates?

USER: I planned my trip on the dates May 16, 18 respectively.

ASSISTANT: Do you have any limits on number of connections?

USER: I am looking for a connecting flight.

ASSISTANT: Do you have any another specifications on your journey?

USER: No, other preferences.

ASSISTANT: May I know your name for the booking process?

USER: Myself Thomas Jones.

ASSISTANT: American Airlines providing a flight with the price 100 with single connection. Can I proceed for the booking?

USER: Please proceed.

ASSISTANT: Your ticket reservation done with the flight number 1019.

USER: Thank you for your help.

ASSISTANT: Welcome, thank you for reaching  us.