You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: Can you please help me with booking a flight ticket from IAH to SFO?

ASSISTANT: Sure, please share your journey dates?

USER: My travel dates are June 07 and 09.

ASSISTANT: Do you have any specifications?

USER: I would like to return at afternoon.

ASSISTANT: Is there any class preferences?

USER: No.

ASSISTANT: May I know your good name?

USER: My name is Angela Clark.

ASSISTANT: We found a flight in Frontier airlines, flight number is 1016 with single connection and price is 100 economy class. Shall I proceed?

USER: You can proceed with booking.

ASSISTANT: Your ticket has been booked.

USER: Thanks for the help.

ASSISTANT: Thank you for choosing us.