You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Robert Adams here.

ASSISTANT: How may I help you Adams?

USER: I would like to attend my seminar, so can you help me searching flight with connection 1?

ASSISTANT: Sure, I will help you on that.

USER: Thank you.

ASSISTANT: Could you please help me with your nearest airport codes for booking?

USER: My journey starts from PHX to DCA.

ASSISTANT: Ok, may I know your preferable dates that you want to travel?

USER: I would like to start on 01/29 and return on 01/31.

ASSISTANT: Ok, please be on hold to check the availability of flights and I will revert you.

USER: Sure, I will wait for your reply.

ASSISTANT: Based on your information, flight number 1022 from UA airlines with 1 connection with the fare of 100 is available for you.

USER: Oh! that's really great.

ASSISTANT: Shall I proceed with this?

USER: Proceed to booking UA airline.

ASSISTANT: Ok, your reservation is done successfully with UA airline.

USER: Thank you for your excellent services.

ASSISTANT: Thank you for using our services, have a great journey.