You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I want to spent my summer holidays in Oakland, can you please book a flight ticket for me?

ASSISTANT: Can you please help me with your travelling dates?

USER: I want to departure on 06/16 and please book my return ticket also on 06/18.

ASSISTANT: Please mention your airport codes.

USER: I want to fly from LAG airport and destination airport is OAK.

ASSISTANT: May I know your name please?

USER: Sure, my name is Samantha Smith.

ASSISTANT: Yes Smith, I found a flight for you of Southwest airlines with 1 connection. Shall I book?

USER: Yes, I am comfortable with this airline, please book this flight ticket on my name.

ASSISTANT: Your ticket is booked in 1013 flight.

USER: Thank you for assisting me.

ASSISTANT: Thank you for contacting us.