You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, what can I do for you today?

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

ASSISTANT: Sure, I can book a ticket for you.

USER: Thank you.

ASSISTANT: May I know your dates of journey?

USER: My travelling dates are from Dec 8th to Dec 10th.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: We found a connecting flight in Delta airlines in economy class. If you are ok with this, please let me know.

USER: Yes, you can proceed for booking with the name of Matthew Garcia.

ASSISTANT: Thanks for providing your name, please wait.

USER: Ok.

ASSISTANT: Ok, your booking has been successful with 1001 flight.

USER: Thanks for assisting me.

ASSISTANT: Thanks for approaching us, have a safe journey.