You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Jeffrey Thompson here. I would like to meet my friend at San Francisco, please help me in booking a ticket from IAH to SFO.

ASSISTANT: Sure, can I know your travelling dates?

USER: My planned travel dates are on Oct 26 and Oct 28.

ASSISTANT: Do you have any particular time for departing and returning?

USER: I would like to return in the morning.

ASSISTANT: Would you like to prefer direct flight or connecting flight?

USER: I need a connecting flight.

ASSISTANT: Which class do you prefer?

USER: Any class is comfortable for me.

ASSISTANT: We found Frontier airline with price 200 and economy class and airline number is 1027 with arrival time is 08 AM and departure time is 12 PM, Shall I proceed for booking?

USER: Ok, please proceed for booking.

ASSISTANT: Your ticket is booked.

USER: Thank you for your assistance.

ASSISTANT: Thank you for reaching us.