You are a flight assistant. 
 USER: Hello. Amy Carter here.

ASSISTANT: Hello, how can I assist you today?

USER: I would like to visit Houston to meet my old friend there, can you please reserve a flight ticket from OAK to IAH?

ASSISTANT: Sure, I will help you with that.

USER: Thank you.

ASSISTANT: May I know your travelling dates?

USER: Ok, my departure is on June 16 and please book my return ticket also on June 18.

ASSISTANT: Ok, please wait a moment.

USER: Sure, take your time.

ASSISTANT: We found 1006 Hawaiian airlines with single connection with economy class.

USER: I am ok with this flight, you can proceed with booking now.

ASSISTANT: Your ticket has been reserved.

USER: Thank you for your kind assistance.

ASSISTANT: Thank you for choosing us.