You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. May I know your name?

USER: Myself Barbara Adams here.

ASSISTANT: How may I assist you?

USER: I'm planning to travel from TX-IAH to CA-SFO, for my vacation days, can you please help me to book a ticket?

ASSISTANT: Could you provide your vacation dates?

USER: My dates of trip is from 12/16 to 12/18.

ASSISTANT:  I have found a flight 1000 with 1 connection limit, costs 700 from UA airlines. Shall I proceed for the booking?

USER: Please don't book it.

ASSISTANT: Ok, I have kept it on hold.

USER: Thank you for you service.

ASSISTANT: Thank you for reaching out here.