You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I am David Edwards. I need to book a flight ticket from IAH to SFO to meet my friends.

ASSISTANT: Sure, please share your planned trip dates?

USER: Sure, I want to depart on June 7 and arrive on June 9.

ASSISTANT: Do you have any specifications?

USER: Yes, I need a connecting flight.

ASSISTANT: Ok, we found connecting flight 1026 in Hawaiian Airlines with fare of 100. Shall I proceed?

USER: Yes, please proceed.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you for your help.

ASSISTANT: Thank you for opting us.