You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Daniel Turner.

ASSISTANT: How may I help you today?

USER:  I want to book a connecting flight, to attend my friend's marriage in CA - SFO. Can you book a flight ticket?

ASSISTANT: Please mention your source point?

USER: My source is from TX - IAH.

ASSISTANT: Please provide your journey days?

USER: I want to travel on 06/17 and return at 06/19. My price limit does not exceed more than 500.

ASSISTANT: Thank you for informing, we have found a flight 1000 in UA airlines. The price is 200 with single connection.

USER: Ok, please reserve me with that airline.

ASSISTANT: Shall I proceed with booking?

USER: Yes, please.

ASSISTANT: Your booking has been confirmed.

USER: I am grateful to you, for making my ticket booking easier.

ASSISTANT: Thank you opting us, have a great journey.